结果1 题目 If a function is defined by the equation f(x) = 3x + 2, which equation defines the inverse of this function? A: f-1(x) = x + B: f-1(x) = x − C: f-1(y) = y + D: f-1(x) = −3x − 2 相关知识点: 试题来源: 解析 BNone 反馈 收藏 ...
f(x)=-2(x-1)(x+1)^2(x+3)^3D. f(x)=2(x-1)(x+3)^3(x+1)^2E. f(x)=2(x+1)(x+3)^3(x-1)^2 答案 D.f(x)=2(x-1)(x+3)^3(x+1)^2相关推荐 1Which could be an equation of f(x)?A f(x)=2(x+1)(x+3)^2(x-1)^3B. f(x)=-2(x-1)(x...
Which is a possible equation for the provided graph? ( ) A. f(x)= (3(x^2-x-6))(x^2-5x-6) B. f(x)= (x^2-x-6)(x^2-5x-6) C. f(x)= (x^2-x-6)(x^2-5x-6) D. f(x)= ((x+3)(x-2))((x+5)(x-1)) 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
Thus, the sum of the roots of this equation is −981=−19⇒B.结果一 题目 Let f be a function for which f(x3)=x2+x+1. Find the sum of all values of z for which f(3z)=7.( ) A.−13B.−19C.0D.59E.53 答案 B...
百度试题 结果1 题目Which equation does not represent apolynomialfunction?a) f(x)=x^2+2b)f(x)=(x+1)(x-2)(x-3)(x-4)c) f(x)=2^x-3d)f(x)=3x-2 相关知识点: 试题来源: 解析 c) 反馈 收藏
百度试题 结果1 题目On the interval (−∞,∞), which equation is a line of symmetry for the graph of f(x)=cosx?A:y=0B:x=0C:y=2πD:x=π 相关知识点: 试题来源: 解析 B None 反馈 收藏
信息菌素是一种新型抗生素，具有全新的杀菌机制，通过在细菌的细胞膜上形成一个致死性离子通道，让细菌内容物泄漏、能量耗竭，从而杀死细菌。凡是具有脂质双分子生物膜的微生物都逃避不了这种杀伤。信息菌素具有安全、无免疫原性、杀菌效果强、不易产生耐药性等优点，杀菌效率是目前常规抗生素的数百倍甚至数万倍。根...
Continuity in a Function from Chapter 2 / Lesson 1 49K Continuity is the state of an equation or graph where the solutions form a continuous line, with no gaps on the graph. Learn the concept of continuity, opposed by discontinuity, and examples of both types of f...
,which is parallel to the x-axis2.Find the equation of the tangent to the curve y=x2-2x which is perpendicular to the line 2y=x-13.Find the equation of the normal to the curve y=3x2-2x-1 which is parallel to the line y=x-3...
What is lim(thetato0)(sqrt(1-costheta))/(theta) equal to? 02:01 A function f:AtoR is defined by the equation f(x)=x^(2)-4x+5 where A... 02:47 In which one of the following intervals is the function f(x)=x^(2)-5x... 01:25 Let f(x+y)=f(x)f(y)andf(x)=1+xg...